原文 stringlengths 1 149 ⌀ | 译文 stringlengths 1 99 |
|---|---|
group through-connection station | 群转接站 |
terinal station | 终端站 |
carrier telephone terminal | 载波电话终端机 |
carrier telephone repeater | 载波电话增音机 |
attended repeater | 有人增音机 |
unatended repeater | 无人增音机 |
carrier supply system | 载供系统 |
automatic level regulating system | 自动电平调节系统 |
equalizing system | 均衡系统 |
remote power feeding system | 远供系统 |
service communication system | 业务通信系统 |
alarm system | 告警系统 |
sudio frequency terminating set | 音频终端装置 |
signaling equipment | 振铃器 |
group modulator | 群调制器 |
group demodulator | 群解调器 |
group amplifier | 群放大器 |
line amplifier | 线路放大器 |
carrier amplifier | 载频放大器 |
pilot amplifier | 导频放大器 |
regulating amplifier | 调节放大器 |
transmitting amplifier | 发信放大器 |
receiving amplifier | 收信放大器 |
master-oscillator | 主振器 |
ringing signal oscillator | 振铃信号振荡器 |
building-out network | 假线 |
artificial line | 仿真线 |
htbrid coil | 混合线圈 |
directional filter | 方向滤波器 |
line filter | 线路滤波器 |
crosstalk suppression filter | 串音抑制滤波器 |
lead-in rack | 引入架 |
test rack | 试验架 |
lead-in test rack | 引入试验架 |
psophometer | 杂音测试器 |
white noise test set | 白噪声测试器 |
level meter | 电平表 |
selective level meter | 选频电平表 |
channel basic noise | 通路固有杂音 |
busy hour crosstalk and noise | 忙时串杂音 |
line noise | 线路杂音 |
inter-system crosstalk | 制际串音 |
inter-channel crosstalk | 路际串音 |
channel frepuency characteristic | 通路频率特性 |
channel amplitude characteristic | 通路振幅特性 |
channel signal to crosstalk and noise ratio | 通路串杂音防卫度 |
channel singing margin | 通路振鸣边际 |
PCM terminal | 脉码调制终端机 |
digital multiplex equipment | 数字复接设备 |
code error tester | 误码测试仪 |
phase jitter tester | 相位抖动测量仪 |
pattern generator | 码型发生器 |
sample | 抽样 |
quantizing | 量化 |
decision value | 判决值 |
compaanding law | 压扩律 |
primary group | 一次群 |
secondary group | 二次群 |
code rate justification | 码速调整 |
regeneration and repetition | 再生中继 |
timing jitter | 定时抖动 |
local telephone network | 地区电话网 |
railway local telephone | 铁路地区电话 |
single-office system | 单局制 |
multi-office system | 多局制 |
branch telephone office | 分电话所 |
central telephone office | 中心电话所 |
tandem telephone office | 汇接电话所 |
minor telephone office | 支电话所 |
manual telephone office | 人工电话所 |
local telephone switching system | 地区电话交换机 |
magneto telephone switch board | 磁石电话交换机 |
common battery telephone switch board | 共电电话交换机 |
step-by-step telephone switching system | 步进制电话交换机 |
crossbar telephone switching system | 纵横制电话交换机 |
electronic telephone switching system | 电子电话交换机 |
stored program controlled telephone switching system | 程控电话交换机 |
register | 记发器 |
code sender | 发码器 |
decoder | 译码器 |
marker | 标志器 |
direct plug-in subscriber | 直插用户 |
limited subscriber | 限制用户 |
special subscriber | 特种用户 |
distant subscriber | 远距用户 |
interposition trunk | 台间联络线 or 座席间中继线 |
inter office through trunk | 局间直通中继方式 |
calling subscriber demandeur | 主叫控制复原方式 |
called subscriber release | 被叫控制复原方式 |
called and calling subscriber release | 互不控制复原方式 |
division communication | 区段通信 |
interstation telephone | 中间站公务电话 or 各站电话 |
train dispatching telephone | 列车调度电话 |
freight dispatching telephone | 货运调度电话 |
power dispatching telephone | 电力调度电话 |
interstation train operation telephone or blocking telephone | 站间行车电话 or 闭塞电话 |
track maintenance telephone | 养路电话 |
track-side telephone | 区间电话 |
buidge and tunnel guarder telephone | 桥隧守护电话 |
track-side telephone switching device | 区间电话转接机 |
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